[INFO] fetching crate croc-look 0.1.3...
[INFO] checking croc-look-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate croc-look 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate croc-look 0.1.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate croc-look 0.1.3
[INFO] finished tweaking crates.io crate croc-look 0.1.3
[INFO] tweaked toml for crates.io crate croc-look 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate croc-look 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loading v0.3.0
[INFO] [stderr]   Downloaded filetime v0.2.17
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.10
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.6
[INFO] [stderr]   Downloaded crossterm v0.24.0
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded rgb v0.8.33
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded bytemuck v1.11.0
[INFO] [stderr]   Downloaded git-version v0.3.5
[INFO] [stderr]   Downloaded console v0.15.1
[INFO] [stderr]   Downloaded plist v1.3.1
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] [stderr]   Downloaded bugreport v0.5.0
[INFO] [stderr]   Downloaded onig_sys v69.8.0
[INFO] [stderr]   Downloaded syntect v5.0.0
[INFO] [stderr]   Downloaded clircle v0.3.0
[INFO] [stderr]   Downloaded globset v0.4.9
[INFO] [stderr]   Downloaded libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]   Downloaded bat v0.21.0
[INFO] [stderr]   Downloaded grep-cli v0.1.6
[INFO] [stderr]   Downloaded std_prelude v0.2.12
[INFO] [stderr]   Downloaded path_abs v0.5.1
[INFO] [stderr]   Downloaded time v0.3.12
[INFO] [stderr]   Downloaded serde v1.0.142
[INFO] [stderr]   Downloaded ansi_colours v1.1.1
[INFO] [stderr]   Downloaded git-version-macro v0.3.5
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded content_inspector v0.2.4
[INFO] [stderr]   Downloaded onig v6.3.2
[INFO] [stderr]   Downloaded serde_derive v1.0.142
[INFO] [stderr]   Downloaded semver v1.0.13
[INFO] [stderr]   Downloaded wild v2.0.4
[INFO] [stderr]   Downloaded tui v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5ef6ee3d3fb7fd461858d43b9faaf931b4def1be3939ceb77e864813f1f96d
[INFO] running `Command { std: "docker" "start" "-a" "dd5ef6ee3d3fb7fd461858d43b9faaf931b4def1be3939ceb77e864813f1f96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5ef6ee3d3fb7fd461858d43b9faaf931b4def1be3939ceb77e864813f1f96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5ef6ee3d3fb7fd461858d43b9faaf931b4def1be3939ceb77e864813f1f96d", kill_on_drop: false }`
[INFO] [stdout] dd5ef6ee3d3fb7fd461858d43b9faaf931b4def1be3939ceb77e864813f1f96d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2c8b84b2f01cb2069bf590a835e11565b793d4352120a97fac2f479bb85f63d
[INFO] running `Command { std: "docker" "start" "-a" "b2c8b84b2f01cb2069bf590a835e11565b793d4352120a97fac2f479bb85f63d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.142
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.142
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling semver v1.0.13
[INFO] [stderr]     Checking bytemuck v1.11.0
[INFO] [stderr]    Compiling bugreport v0.5.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.3.12
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking filetime v0.2.17
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking rgb v0.8.33
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking ansi_colours v1.1.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking path_abs v0.5.1
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling onig_sys v69.8.0
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking hotwatch v0.4.6
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossterm v0.24.0
[INFO] [stderr]     Checking loading v0.3.0
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking tui v0.18.0
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bat v0.21.0
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking onig v6.3.2
[INFO] [stderr]     Checking git-version v0.3.5
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking git2 v0.14.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking plist v1.3.1
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking clircle v0.3.0
[INFO] [stderr]     Checking syntect v5.0.0
[INFO] [stderr]     Checking croc-look v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.59s
[INFO] running `Command { std: "docker" "inspect" "b2c8b84b2f01cb2069bf590a835e11565b793d4352120a97fac2f479bb85f63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2c8b84b2f01cb2069bf590a835e11565b793d4352120a97fac2f479bb85f63d", kill_on_drop: false }`
[INFO] [stdout] b2c8b84b2f01cb2069bf590a835e11565b793d4352120a97fac2f479bb85f63d